Removed all analyzer issues from tests

runtime/observatory/tests/service/set_name_rpc_test.dart

Index: runtime/observatory/tests/service/set_name_rpc_test.dart
diff --git a/runtime/observatory/tests/service/set_vm_name_rpc_test.dart b/runtime/observatory/tests/service/set_name_rpc_test.dart
similarity index 64%
copy from runtime/observatory/tests/service/set_vm_name_rpc_test.dart
copy to runtime/observatory/tests/service/set_name_rpc_test.dart
index 7e3a53a8e6f4166a8943ed89ae54c629dad5f427..bb3d8c8ab60511a50628f1c46ed002521f54a622 100644
--- a/runtime/observatory/tests/service/set_vm_name_rpc_test.dart
+++ b/runtime/observatory/tests/service/set_name_rpc_test.dart
@@ -3,33 +3,34 @@
 // BSD-style license that can be found in the LICENSE file.
 // VMOptions=--error_on_bad_type --error_on_bad_override --vm-name=Walter
 
-import 'dart:async';
 import 'package:observatory/service_io.dart';
 import 'package:unittest/unittest.dart';
 import 'test_helper.dart';
+import 'dart:async';
 
 var tests = [
-  (VM vm) async {
-    expect(vm.name, equals('Walter'));
+  (Isolate isolate) async {
+    expect(isolate.name, equals('set_name_rpc_test.dart\$main'));
 
     Completer completer = new Completer();
-    var stream = await vm.getEventStream(VM.kVMStream);
+    var stream = await isolate.vm.getEventStream(VM.kIsolateStream);
     var subscription;
     subscription = stream.listen((ServiceEvent event) {
-      if (event.kind == ServiceEvent.kVMUpdate) {
-        expect(event.owner.type, equals('VM'));
+      if (event.kind == ServiceEvent.kIsolateUpdate) {
+        expect(event.owner.type, equals('Isolate'));
         expect(event.owner.name, equals('Barbara'));
         subscription.cancel();
         completer.complete();
       }
     });
-    
-    var result = await vm.setName('Barbara');
+
+    var result = await isolate.setName('Barbara');
     expect(result.type, equals('Success'));
 
     await completer.future;
-    expect(vm.name, equals('Barbara'));
-  },
+    expect(isolate.name, equals('Barbara'));
+
+  }
 ];
 
-main(args) async => runVMTests(args, tests, trace_service: true);
+main(args) async => runIsolateTests(args, tests);